1987-1997 Yamaha Big Bear 350 4x4 service manual, Page 94Get this manual

-INSPECTION AND REPAIR 3Inspect: Oil pump drive gear Oil pump driven gear WearDamage Replace
1Measure: Assembly width A" Use the V-blocksOut of specification

Replace

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives